Alert archive / Connecticut / Flash Flood Warnings in 2001

Flash Flood Warning 22, NWS New York, NY

August 27, 2001Greater Bridgeport Planning Region, Connecticut

NWS New York, NY issued this flash flood warning at Aug 27, 2001, 5:21 PM EDT for Greater Bridgeport Planning Region, Connecticut. It was in force for 39 min. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued: Aug 27, 2001, 5:21 PM EDT (21:21 UTC)
Expired: Aug 27, 2001, 6:00 PM EDT
In force: 39 min
Issued by: NWS New York, NY
Area: Whole counties

County Greater Bridgeport Planning Region, CT

The radar

The Brookhaven radar (KOKX), 52 km from the middle of the area, began a volume at 21:25 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

The nearest sounding before it

Brookhaven, NY (KOKX), launched 12:00Z, 9.4 hours before the alert went out and 52 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.

Skew-T log-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.

Mixed-layer CAPE: 2 J/kg
Mixed-layer CIN: -194 J/kg
Mixed-layer LCL: 918 m above ground
0-6 km bulk shear: 25 kt
0-1 km storm-relative helicity: 158 m²/s²
0-3 km storm-relative helicity: 150 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.3

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

000 
WGUS51 KOKX 272125
FFWOKX
CTC001-272200-

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE NEW YORK NY
521 PM EDT MON AUG 27 2001

THE NATIONAL WEATHER SERVICE IN UPTON NY HAS EXTENDED THE

* FLASH FLOOD WARNING FOR...
  SOUTH CENTRAL FAIRFIELD COUNTY IN SOUTHERN CONNECTICUT
  SOUTH OF I95 FROM THE VICINITIES OF DARIEN TO NORWALK

* UNTIL 600 PM EDT

* AT 513 PM EDT...WEATHER SERVICE DOPPLER RADAR INDICATED VERY 
  HEAVY RAIN OVER THIS CORRIDOR. RADAR HAS ESTIMATED UP TO 3 TO 4 
  INCHES OF RAIN HAS FALLEN DURING THE PAST 2 HOURS.

THIS HEAVY RAINFALL WILL CONTINUE TO CAUSE WIDESPREAD FLOODING OF 
LOW LYING AND POOR DRAINAGE AREAS.

A FLASH FLOOD WARNING MEANS THAT FLOODING IS IMMINENT OR OCCURRING.
IF YOU ARE IN THE WARNING AREA MOVE TO HIGHER GROUND IMMEDIATELY.
RESIDENTS LIVING ALONG STREAMS AND CREEKS SHOULD TAKE IMMEDIATE
PRECAUTIONS TO PROTECT LIFE AND PROPERTY. DO NOT ATTEMPT TO CROSS
SWIFTLY FLOWING WATERS OR WATERS OF UNKNOWN DEPTH BY FOOT OR BY
AUTOMOBILE. IF YOUR VEHICLE STALLS, ABANDON IT IMMEDIATELY AND SEEK
HIGHER GROUND.

TO REPORT SEVERE WEATHER HAVE THE NEAREST LAW ENFORCEMENT AGENCY
RELAY YOUR REPORT TO THE NATIONAL WEATHER SERVICE FORECAST OFFICE IN
UPTON NY.

$$
GC

LAT...LON 4104 7355 4102 7350 4108 7330 4112 7335
          4106 7353

The office that day

Everything else NWS New York, NY issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Aug 27, 3:30 PM EDT	Severe Thunderstorm Warning	OKX	Greater Bridgeport Planning Region	60 min
Aug 27, 4:50 PM EDT	Flash Flood Warning	OKX	Greater Bridgeport Planning Region	40 min

Nearby

Flash Flood Warnings in Connecticut, 2001 Every flash flood warning in 2001

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.